﻿//////////////////////////////////////////////////////////////////////////////
//
// Copyright © 1998-2024 Glodon Company Limited.
//
// Licensed under the MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the “Software”),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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//////////////////////////////////////////////////////////////////////////////
#include "ElementJoinEx.h"
#include "IElementJoin.h"
#include "IDocument.h"
#include "IElementPositionPoints.h"
#include "IStructureInstanceJoinBehavior.h"

#include "EnableCompileWarning_The_LAST_IncludeInCpp.h"
using namespace gcmp;

gcmp::Vector3d gcmp::ElementJoinEx::GetJoinPointOnAttached(const IElementJoin* pElementJoin)
{
    DBG_WARN_AND_RETURN_UNLESS(pElementJoin, Vector3d(), L"pElementJoin为空",L"GDMPLab",L"2024-03-30");

    const IElement* pElement = pElementJoin->GetDocument()->GetElement(pElementJoin->GetAttachedId());
    DBG_WARN_AND_RETURN_UNLESS(pElement, Vector3d(), L"无效pElement",L"GDMPLab",L"2024-03-30");

    const IElementPositionPoints* pCtrlPtBehavior = pElement->GetPositionPoints();
    DBG_WARN_AND_RETURN_UNLESS(pCtrlPtBehavior, Vector3d(), L"无效pCtrlPtBehavior",L"GDMPLab",L"2024-03-30");

    return pCtrlPtBehavior->GetControlPoint((int32_t)pElementJoin->GetAttachedPosition());
}

gcmp::Vector3d gcmp::ElementJoinEx::GetJoinPointOnAttaching(const IElementJoin* pElementJoin)
{
    DBG_WARN_AND_RETURN_UNLESS(pElementJoin, Vector3d(), L"pElementJoin为空",L"GDMPLab",L"2024-03-30");

    const IElement* pElement = pElementJoin->GetDocument()->GetElement(pElementJoin->GetAttachingId());
    DBG_WARN_AND_RETURN_UNLESS(pElement, Vector3d(), L"无效pElement",L"GDMPLab",L"2024-03-30");

    const IElementPositionPoints* pCtrlPtBehavior = pElement->GetPositionPoints();
    DBG_WARN_AND_RETURN_UNLESS(pCtrlPtBehavior, Vector3d(), L"无效pCtrlPtBehavior",L"GDMPLab",L"2024-03-30");

    return pCtrlPtBehavior->GetControlPoint((int32_t)pElementJoin->GetAttachingPosition());
}

bool ElementJoinEx::ReverseRelationship(IElementJoin* pElementJoin)
{
    IStructureInstanceJoinBehavior *pInstanceJoinBehavior = dynamic_cast<IStructureInstanceJoinBehavior*>(pElementJoin->GetElementJoinBehavior());
    if (pInstanceJoinBehavior == nullptr)
    {
        return false;
    }
    if (!pInstanceJoinBehavior->IsChangePriAndSecAllowed())
    {
        return false;
    }
    // T型连接不支持反转连接关系
    JoinType type = pInstanceJoinBehavior->GetJoinType();
    if (type != JoinType::Abut && type != JoinType::SquareOff && type != JoinType::Miter)
    {
        return false;
    }

    ElementId attachedId = pElementJoin->GetAttachedId();
    JoinPosition attachedJoinPosition = pElementJoin->GetAttachedPosition();

    ElementId attachingId = pElementJoin->GetAttachingId();
    JoinPosition attachingJoinPosition = pElementJoin->GetAttachingPosition();

    pElementJoin->SetAttachingId(attachedId);
    pElementJoin->SetAttachingPosition(attachedJoinPosition);
    pElementJoin->SetAttachedId(attachingId);
    pElementJoin->SetAttachedPosition(attachingJoinPosition);

    return true;
}
